/*  
  -- The Lime II Project -- 

  A tuplespaces-based middleware for coordinating agents and mobile hosts.
  Copyright (C) 2005.
  Gian Pietro Picco, Amy L. Murphy, Lorenzo Bellini.

  This library is free software; you can redistribute it and/or
  modify it under the terms of the GNU Lesser General Public
  License as published by the Free Software Foundation; either
  version 2.1 of the License, or (at your option) any later version.

  This library is distributed in the hope that it will be useful,
  but WITHOUT ANY WARRANTY; without even the implied warranty of
  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  Lesser General Public License for more details.

  You should have received this copy of the GNU Lesser General Public
  License along with this library; if not, write to the Free Software
  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA 
*/
 
package testing;
import lime2.*; 
import lights.adapters.*;
import lights.interfaces.*;
import java.util.Random;

/**
 * A simple agent performing out of a given String (default is <code>hello</code>).
 * <br>
 * Allows to select destination.
 *   
 * @author Gian Pietro Picco
 * @author Amy Murphy
 * @author Lorenzo Bellini
 */

public class Out implements Runnable 
{
 //	identification number	
 private int id = new Random().nextInt(1000);		
 
 // private data members
 private String msg = "hello";
 private Location dest = Location.HERE;
 
 // String value for "here" 
 private final String HereS = "here";
 
 /**
  * Constructor method (default). Destination location is here.
  */
 public Out()
 {
  // empty
 }

 /**
  * Constructor method. Destination location is here.
  * 
  * @param a [message to "out"]
  */
 public Out(String a)
 {
  this.msg = a;
 }
 
 /**
  * Constructor method.
  * 
  * @param a [name/IP of destination location] [here]
  * @param b [unicast port of destination location] [message to "out"]
  */
 public Out(String a, String b)
 {
  if (a.equals(HereS)) msg = b; 
  else
  dest = Location.build(a, new Integer(b).intValue());
 }
 
 /**
  * Constructor method.
  *
  * @param a [name/IP of destination location]
  * @param b [unicast port of destination location]
  * @param c [message to "out"]
  */
 public Out(String a, String b, String c)
 {
  this.msg = c;	
  dest = Location.build(a, new Integer(b).intValue());
 }
 
 /**
  * Run method.
  */
 public void run()
 {
  System.out.println("Out " + id + ": started");     
  LimeTupleSpace lts = LimeTupleSpace.get("testing"); 
  ITuple tuple = new Tuple().add(new Field().setValue(msg));
  System.out.println("Out " + id + ": performed out of " + lts.out(dest, tuple).getTuple());         
  System.out.println("Out " + id + ": dies");
 }
 
}